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Test Code



Testing performed on Beckman Coulter DxC 700 AU with serum testing.

Test Utility

Used to diagnose and assist with treatment of hypermagnesemia and to monitor patients receiving prolonged magnesium-free intravenous therapy.

Specimen Storage and Stability

Magnesium in serum is stable for up to one week at 2-8°C.

Specimen Collection and Preparation

Serum sample recommended in Gold Top or Tiger SST, free from hemolysis.

Specimen Rejection

  • Improperly labeled

  • Specimen grossly

  • Hemolyzed uncentrifuged

Reference Ranges

1.9 - 2.7mg/dL


Monday - Saturday, 16 hours a day.

Result available after getting the specimen in 5 hours.

STAT results available within 2 hours of receipt in the Laboratory.

*NOTE: All Specimen Refrigerated (2-8°C) for 7 days only.


Vibra Health Laboratory

Phone: (248) 846-0663

1307 Allen Dr, Suite A, Troy, MI 48083

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